21553292796

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1289381}}^1$

素因数の和:1289594

約数の個数: 48

約数和(自身を含む): 57764313600

約数和(自身を除く): 36211020804

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 199, 398, 597, 796, 1194, 1393, 2388, 2786, 4179, 5572, 8358, 16716, 1289381, 2578762, 3868143, 5157524, 7736286, 9025667, 15472572, 18051334, 27077001, 36102668, 54154002, 108308004, 256586819, 513173638, 769760457, 1026347276, 1539520914, 1796107733, 3079041828, 3592215466, 5388323199, 7184430932, 10776646398, 21553292796]

約数ペア:

[(1, 21553292796), (2, 10776646398), (3, 7184430932), (4, 5388323199), (6, 3592215466), (7, 3079041828), (12, 1796107733), (14, 1539520914), (21, 1026347276), (28, 769760457), (42, 513173638), (84, 256586819), (199, 108308004), (398, 54154002), (597, 36102668), (796, 27077001), (1194, 18051334), (1393, 15472572), (2388, 9025667), (2786, 7736286), (4179, 5157524), (5572, 3868143), (8358, 2578762), (16716, 1289381)]